body {
    max-width: 800px;
    min-width: 374px;
    margin: 0 auto;
}

header {
    max-width: 400px;
    margin: 40px auto;
}
@media (max-width: 440px) {
    header {
        margin: 40px 20px;
    }
}
header > form {
    display: flex;
}
form > input {
    width: 100%;
    height: 40px;
    margin-right: 10px;
    padding: 0 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}
form > button {
    white-space: nowrap;
    padding: 0 28px;
    background-color: #0282B9;
    color: #fff;
    font-size: 16px;
    border-radius: 4px;
}

main {
    margin: 0 20px 20px;
}

main > ul.site-list {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -6px;
}
ul.site-list > li {
    width: 160px;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    margin: 0 6px 10px;
}
ul.site-list > li > a {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 0;
    position: relative;
}
.site-list > li:not(:last-child) svg {
    width: 25px;
    height: 25px;
    position: absolute;
    right: -6px;
    top: -6px;
}
@media (min-width: 1000px) {
    .site-list > li:not(:last-child) svg {
        display: none;
    }
    .site-list > li:not(:last-child):hover svg {
        display: block;
        cursor: default;
    }
}
.site-list > li img,
.site-list .add-site > svg {
    width: 64px;
    height: 64px;
    margin-bottom: 4px;
}
.site-list > li p {
    font-size: 64px;
    line-height: 1;
    margin-bottom: 4px;
}
